Stock chart
Ticker: SYNH Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2022-07-29 2022-07-28 PS Planned sale

Brooks Michael Lee

Chief Operating Officer

Officer
500 -5.1%
78.00
USD 39,000
500 -5.1% 78.00 USD 39,000
2022-07-29 2022-07-28 PS Planned sale

Brooks Michael Lee

Chief Operating Officer

Officer
1,002 -2.1%
78.00
USD 78,156
1,002 -2.1% 78.00 USD 78,156
2022-07-22 2022-07-21 PS Planned sale

Brooks Michael Lee

Chief Operating Officer

Officer
500 -4.8%
76.00
USD 38,000
500 -4.8% 76.00 USD 38,000
2022-07-22 2022-07-21 PS Planned sale

Brooks Michael Lee

Chief Operating Officer

Officer
1,002 -2.0%
76.00
USD 76,152
1,002 -2.0% 76.00 USD 76,152
2022-07-21 2022-07-20 PS Planned sale

Olefson Jonathan

General Counsel & Corp Secty

Officer
2,215 -8.1%
75.00
USD 166,125
2,215 -8.1% 75.00 USD 166,125
2022-07-20 2022-07-19 PS Planned sale

Brooks Michael Lee

Chief Operating Officer

Officer
500 -4.6%
74.00
USD 37,000
500 -4.6% 74.00 USD 37,000
2022-07-20 2022-07-19 PS Planned sale

Brooks Michael Lee

Chief Operating Officer

Officer
1,002 -2.0%
74.00
USD 74,148
1,002 -2.0% 74.00 USD 74,148
2022-07-20 2022-07-18 PS Planned sale

Meggs Jason M.

Chief Financial Officer

Officer
7,500 -12.1%
72.81
USD 546,075
7,500 -12.1% 72.81 USD 546,075
2022-07-20 2022-07-18 PS Planned sale

KEEFE MICHELLE

Chief Executive Officer

Executive Director
8,333 -10.5%
72.81
USD 606,726
8,333 -10.5% 72.81 USD 606,726
2022-07-11 2022-07-08 PS Planned sale

Kralowetz Donna Hildebrand

EVP, Chief Accounting Officer

Officer
1,149 -14.4%
73.16
USD 84,061
1,149 -14.4% 73.16 USD 84,061
2022-06-02 2022-05-31 PS Planned sale

Monaghan Matthew E.

Non-Executive Director
200 -1.0%
74.35
USD 14,870
200 -1.0% 74.35 USD 14,870
2022-02-02 2022-01-31 PS Planned sale

Kralowetz Donna Hildebrand

SVP, Chief Accounting Officer

Officer
1,055 -13.6%
90.00
USD 94,950
1,055 -13.6% 90.00 USD 94,950
2022-01-03 2021-12-30 PS Planned sale

Brooks Michael Lee

See remarks

Officer
93 -1.1%
103.00
USD 9,579
93 -1.1% 103.00 USD 9,579
2021-12-23 2021-12-22 PS Planned sale

Brooks Michael Lee

See remarks

Officer
93 -1.0%
99.00
USD 9,207
93 -1.0% 99.00 USD 9,207
2021-12-21 2021-12-20 PS Planned sale

Harty Linda S

Non-Executive Director
4,122 -44.4%
97.02
USD 399,916
4,122 -44.4% 97.02 USD 399,916
2021-06-21 2021-06-18 PS Planned sale

Kralowetz Donna Hildebrand

SVP, Chief Accounting Officer

Officer
590 -8.4%
85.03
USD 50,168
590 -8.4% 85.03 USD 50,168
2021-06-09 2021-06-07 S Sale

Allen Tom

Non-Executive Director
273,821 -100.0%
81.20
USD 22,234,265
273,821 -100.0% 81.20 USD 22,234,265
2021-06-09 2021-06-07 S Sale

Allen Tom

Non-Executive Director
6,033,668 -95.7%
81.20
USD 489,933,842
6,033,668 -95.7% 81.20 USD 489,933,842
2021-06-09 2021-06-07 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
14 -100.0%
81.20
USD 1,137
14 -100.0% 81.20 USD 1,137
2021-06-09 2021-06-07 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
37 -100.0%
81.20
USD 3,004
37 -100.0% 81.20 USD 3,004
2021-06-09 2021-06-07 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
313 -95.7%
81.20
USD 25,416
313 -95.7% 81.20 USD 25,416
2021-06-09 2021-06-07 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
815 -95.7%
81.20
USD 66,178
815 -95.7% 81.20 USD 66,178
2021-06-09 2021-06-07 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
226,128 -100.0%
81.20
USD 18,361,594
226,128 -100.0% 81.20 USD 18,361,594
2021-06-09 2021-06-07 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
4,816,880 -92.5%
81.20
USD 391,130,656
4,816,880 -92.5% 81.20 USD 391,130,656
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
273,821 -100.0%
81.20
USD 22,234,265
273,821 -100.0% 81.20 USD 22,234,265
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
6,033,668 -95.7%
81.20
USD 489,933,842
6,033,668 -95.7% 81.20 USD 489,933,842
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
273,821 -100.0%
81.20
USD 22,234,265
273,821 -100.0% 81.20 USD 22,234,265
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
6,033,668 -95.7%
81.20
USD 489,933,842
6,033,668 -95.7% 81.20 USD 489,933,842
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
273,821 -100.0%
81.20
USD 22,234,265
273,821 -100.0% 81.20 USD 22,234,265
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
6,033,668 -95.7%
81.20
USD 489,933,842
6,033,668 -95.7% 81.20 USD 489,933,842
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
273,821 -100.0%
81.20
USD 22,234,265
273,821 -100.0% 81.20 USD 22,234,265
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
6,033,668 -95.7%
81.20
USD 489,933,842
6,033,668 -95.7% 81.20 USD 489,933,842
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
273,821 -100.0%
81.20
USD 22,234,265
273,821 -100.0% 81.20 USD 22,234,265
2021-06-09 2021-06-07 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
6,033,668 -95.7%
81.20
USD 489,933,842
6,033,668 -95.7% 81.20 USD 489,933,842
2021-06-03 2021-06-01 PS Planned sale

Macdonald Alistair

Chief Executive Officer

Executive Director
4,889 -2.4%
88.20
USD 431,210
4,889 -2.4% 88.20 USD 431,210
2021-05-18 2021-05-14 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-14 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-14 S Sale

Maldonado John L.

Non-Executive Director
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-14 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-14 S Sale

Allen Tom

Non-Executive Director
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-14 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-14 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-14 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
448,942 -6.6%
81.04
USD 36,382,260
448,942 -6.6% 81.04 USD 36,382,260
2021-05-18 2021-05-12 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
25 -7.1%
81.04
USD 2,026
25 -7.1% 81.04 USD 2,026
2021-05-18 2021-05-12 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
64 -7.0%
81.04
USD 5,187
64 -7.0% 81.04 USD 5,187
2021-05-18 2021-05-12 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
379,789 -6.8%
81.04
USD 30,778,101
379,789 -6.8% 81.04 USD 30,778,101
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
216,666 -3.1%
81.04
USD 17,558,613
216,666 -3.1% 81.04 USD 17,558,613
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
3,791,652 -35.2%
81.04
USD 307,275,478
3,791,652 -35.2% 81.04 USD 307,275,478
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
216,666 -3.1%
81.04
USD 17,558,613
216,666 -3.1% 81.04 USD 17,558,613
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
3,791,652 -35.2%
81.04
USD 307,275,478
3,791,652 -35.2% 81.04 USD 307,275,478
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
12 -3.3%
81.04
USD 972
12 -3.3% 81.04 USD 972
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
30 -3.2%
81.04
USD 2,431
30 -3.2% 81.04 USD 2,431
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
208 -36.4%
81.04
USD 16,856
208 -36.4% 81.04 USD 16,856
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
544 -36.5%
81.04
USD 44,086
544 -36.5% 81.04 USD 44,086
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
183,292 -3.2%
81.04
USD 14,853,984
183,292 -3.2% 81.04 USD 14,853,984
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
3,207,596 -35.2%
81.04
USD 259,943,580
3,207,596 -35.2% 81.04 USD 259,943,580
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
12 -3.3%
81.04
USD 972
12 -3.3% 81.04 USD 972
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
30 -3.2%
81.04
USD 2,431
30 -3.2% 81.04 USD 2,431
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
208 -36.4%
81.04
USD 16,856
208 -36.4% 81.04 USD 16,856
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
544 -36.5%
81.04
USD 44,086
544 -36.5% 81.04 USD 44,086
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
183,292 -3.2%
81.04
USD 14,853,984
183,292 -3.2% 81.04 USD 14,853,984
2021-05-10 2021-05-06 S Sale

THOMAS H. LEE ADVISORS, LLC

Non-Executive Director
3,207,596 -35.2%
81.04
USD 259,943,580
3,207,596 -35.2% 81.04 USD 259,943,580
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
216,666 -3.1%
81.04
USD 17,558,613
216,666 -3.1% 81.04 USD 17,558,613
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
3,791,652 -35.2%
81.04
USD 307,275,478
3,791,652 -35.2% 81.04 USD 307,275,478
2021-05-10 2021-05-06 S Sale

Maldonado John L.

Non-Executive Director
216,666 -3.1%
81.04
USD 17,558,613
216,666 -3.1% 81.04 USD 17,558,613
2021-05-10 2021-05-06 S Sale

Maldonado John L.

Non-Executive Director
3,791,652 -35.2%
81.04
USD 307,275,478
3,791,652 -35.2% 81.04 USD 307,275,478
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
216,666 -3.1%
81.04
USD 17,558,613
216,666 -3.1% 81.04 USD 17,558,613
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
3,791,652 -35.2%
81.04
USD 307,275,478
3,791,652 -35.2% 81.04 USD 307,275,478
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
216,666 -3.1%
81.04
USD 17,558,613
216,666 -3.1% 81.04 USD 17,558,613
2021-05-10 2021-05-06 S Sale

ADVENT INTERNATIONAL CORP/MA

Large shareholder
3,791,652 -35.2%
81.04
USD 307,275,478
3,791,652 -35.2% 81.04 USD 307,275,478
2021-04-16 2021-04-15 PS Planned sale

Meggs Jason M.

Chief Financial Officer

Officer
6,000 -9.0%
84.00
USD 504,000
6,000 -9.0% 84.00 USD 504,000
2021-04-16 2021-04-15 PS Planned sale

KEEFE MICHELLE

Pres., Commercial Solutions

Officer
2,736 -5.9%
82.00
USD 224,352
2,736 -5.9% 82.00 USD 224,352
2021-04-12 2021-04-09 PS Planned sale

Macdonald Alistair

Chief Executive Officer

Executive Director
14,039 -6.5%
80.00
USD 1,123,120
14,039 -6.5% 80.00 USD 1,123,120
2021-04-05 2021-04-01 PS Planned sale

Macdonald Alistair

Chief Executive Officer

Executive Director
3,005 -1.4%
77.92
USD 234,144
3,005 -1.4% 77.92 USD 234,144
2021-04-05 2021-04-01 PS Planned sale

Macdonald Alistair

Chief Executive Officer

Executive Director
13,720 -5.9%
77.61
USD 1,064,823
13,720 -5.9% 77.61 USD 1,064,823
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