Stock chart
Ticker: STAA Exchange: NMS


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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
2025-04-10 2025-04-10 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
900 +0.0%
15.18
USD 13,658
900 +0.0% 15.18 USD 13,658
2025-04-10 2025-04-09 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
8,200 +0.1%
15.08
USD 123,676
8,200 +0.1% 15.08 USD 123,676
2025-04-10 2025-04-08 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
11,600 +0.1%
15.95
USD 185,062
11,600 +0.1% 15.95 USD 185,062
2025-04-10 2025-04-08 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
166,527 +1.2%
15.28
USD 2,544,033
166,527 +1.2% 15.28 USD 2,544,033
2025-04-07 2025-04-07 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
11,589 +0.1%
15.98
USD 185,204
11,589 +0.1% 15.98 USD 185,204
2025-04-07 2025-04-07 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
126,465 +1.0%
15.58
USD 1,969,971
126,465 +1.0% 15.58 USD 1,969,971
2025-04-07 2025-04-04 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
5,000 +0.0%
16.46
USD 82,290
5,000 +0.0% 16.46 USD 82,290
2025-04-07 2025-04-04 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
492,631 +3.9%
15.90
USD 7,834,902
492,631 +3.9% 15.90 USD 7,834,902
2025-04-07 2025-04-03 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
209,535 +1.7%
16.97
USD 3,555,138
209,535 +1.7% 16.97 USD 3,555,138
2025-04-02 2025-04-02 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
31,780 +0.3%
17.43
USD 553,925
31,780 +0.3% 17.43 USD 553,925
2025-04-02 2025-03-31 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
22,189 +0.2%
17.46
USD 387,360
22,189 +0.2% 17.46 USD 387,360
2025-03-28 2025-03-28 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
8,131 +0.1%
17.47
USD 142,014
8,131 +0.1% 17.47 USD 142,014
2025-03-28 2025-03-27 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
3,620 +0.0%
17.48
USD 63,294
3,620 +0.0% 17.48 USD 63,294
2025-03-28 2025-03-26 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
101,633 +0.8%
17.50
USD 1,778,517
101,633 +0.8% 17.50 USD 1,778,517
2025-03-25 2025-03-25 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
34,296 +0.3%
17.44
USD 598,177
34,296 +0.3% 17.44 USD 598,177
2025-03-25 2025-03-21 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
102,400 +0.8%
17.74
USD 1,816,545
102,400 +0.8% 17.74 USD 1,816,545
2025-03-20 2025-03-20 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
108,720 +0.9%
17.96
USD 1,952,992
108,720 +0.9% 17.96 USD 1,952,992
2025-03-20 2025-03-18 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
34,390 +0.3%
17.76
USD 610,815
34,390 +0.3% 17.76 USD 610,815
2025-03-20 2025-03-18 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
58,734 +0.5%
17.41
USD 1,022,477
58,734 +0.5% 17.41 USD 1,022,477
2025-03-06 2025-03-04 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
10,425 +0.1%
17.61
USD 183,549
10,425 +0.1% 17.61 USD 183,549
2025-03-06 2025-03-04 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
17,528 +0.1%
17.02
USD 298,300
17,528 +0.1% 17.02 USD 298,300
2025-03-03 2025-03-03 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
18,974 +0.2%
17.43
USD 330,749
18,974 +0.2% 17.43 USD 330,749
2025-03-03 2025-03-03 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
230,529 +2.0%
16.57
USD 3,820,465
230,529 +2.0% 16.57 USD 3,820,465
2025-03-03 2025-02-28 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
1,800 +0.0%
17.99
USD 32,382
1,800 +0.0% 17.99 USD 32,382
2025-03-03 2025-02-28 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
153,142 +1.3%
17.45
USD 2,671,853
153,142 +1.3% 17.45 USD 2,671,853
2025-03-03 2025-02-27 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
144,603 +1.3%
17.52
USD 2,534,052
144,603 +1.3% 17.52 USD 2,534,052
2025-03-03 2025-02-27 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
114,713 +1.0%
16.44
USD 1,886,054
114,713 +1.0% 16.44 USD 1,886,054
2025-02-14 2025-02-14 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
36,532 +0.3%
15.49
USD 565,998
36,532 +0.3% 15.49 USD 565,998
2025-02-14 2025-02-13 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
115,282 +1.0%
15.84
USD 1,825,514
115,282 +1.0% 15.84 USD 1,825,514
2025-02-14 2025-02-12 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
104,869 +1.0%
15.77
USD 1,653,270
104,869 +1.0% 15.77 USD 1,653,270
2025-02-14 2025-02-12 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
72,017 +0.7%
14.90
USD 1,072,981
72,017 +0.7% 14.90 USD 1,072,981
2025-02-14 2025-02-12 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
82,730 +0.8%
13.99
USD 1,157,004
82,730 +0.8% 13.99 USD 1,157,004
2025-01-16 2025-01-16 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
8,221 +0.1%
21.50
USD 176,753
8,221 +0.1% 21.50 USD 176,753
2025-01-16 2025-01-14 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
21,155 +0.2%
21.46
USD 454,086
21,155 +0.2% 21.46 USD 454,086
2024-12-18 2024-12-18 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
23,000 +0.2%
24.33
USD 559,493
23,000 +0.2% 24.33 USD 559,493
2024-12-18 2024-12-17 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
3,700 +0.0%
24.58
USD 90,963
3,700 +0.0% 24.58 USD 90,963
2024-12-18 2024-12-16 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
7,280 +0.1%
24.83
USD 180,765
7,280 +0.1% 24.83 USD 180,765
2024-12-18 2024-12-16 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
46,220 +0.4%
24.15
USD 1,116,319
46,220 +0.4% 24.15 USD 1,116,319
2024-08-19 2024-08-12 B Purchase

Butcher Arthur C

Non-Executive Director
1,315 +45.5%
37.99
USD 49,957
1,315 +45.5% 37.99 USD 49,957
2024-05-13 2024-05-09 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
1 +0.0%
42.56
USD 43
1 +0.0% 42.56 USD 43
2024-03-14 2024-03-14 B Purchase

WEISNER AIMEE S

Non-Executive Director
1,750 +19.2%
38.11
USD 66,693
1,750 +19.2% 38.11 USD 66,693
2024-01-10 2024-01-08 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2024-01-10 2024-01-08 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
4,042 +0.0%
27.11
USD 109,570
4,042 +0.0% 27.11 USD 109,570
2024-01-05 2024-01-05 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2024-01-05 2024-01-05 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
100 +0.0%
28.90
USD 2,890
100 +0.0% 28.90 USD 2,890
2024-01-05 2024-01-05 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2024-01-05 2024-01-05 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
156,634 +1.5%
28.48
USD 4,460,341
156,634 +1.5% 28.48 USD 4,460,341
2024-01-05 2024-01-04 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2024-01-05 2024-01-04 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
63,246 +0.6%
28.91
USD 1,828,183
63,246 +0.6% 28.91 USD 1,828,183
2024-01-05 2024-01-03 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2024-01-05 2024-01-03 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
6,573 +0.1%
28.93
USD 190,144
6,573 +0.1% 28.93 USD 190,144
2023-12-06 2023-12-06 B Purchase

Zhou Lilian Yansheng

Non-Executive Director
850 +57.5%
30.74
USD 26,129
850 +57.5% 30.74 USD 26,129
2023-11-30 2023-11-30 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-30 2023-11-30 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
177,707 +1.7%
31.42
USD 5,583,678
177,707 +1.7% 31.42 USD 5,583,678
2023-11-30 2023-11-29 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-30 2023-11-29 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
2,827 +0.0%
31.99
USD 90,438
2,827 +0.0% 31.99 USD 90,438
2023-11-30 2023-11-29 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-30 2023-11-29 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
157,473 +1.5%
31.38
USD 4,940,920
157,473 +1.5% 31.38 USD 4,940,920
2023-11-30 2023-11-28 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-30 2023-11-28 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
5,040 +0.0%
32.00
USD 161,297
5,040 +0.0% 32.00 USD 161,297
2023-11-30 2023-11-28 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-30 2023-11-28 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
91,944 +0.9%
31.84
USD 2,927,497
91,944 +0.9% 31.84 USD 2,927,497
2023-11-14 2023-11-13 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-14 2023-11-13 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
507 +0.0%
33.04
USD 16,749
507 +0.0% 33.04 USD 16,749
2023-11-14 2023-11-10 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-14 2023-11-10 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
34,320 +0.3%
32.73
USD 1,123,383
34,320 +0.3% 32.73 USD 1,123,383
2023-11-09 2023-11-09 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-09 2023-11-09 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
20,610 +0.2%
33.64
USD 693,308
20,610 +0.2% 33.64 USD 693,308
2023-11-09 2023-11-09 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-09 2023-11-09 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
119,390 +1.2%
33.00
USD 3,939,273
119,390 +1.2% 33.00 USD 3,939,273
2023-11-09 2023-11-08 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-09 2023-11-08 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
139,409 +1.4%
33.71
USD 4,699,073
139,409 +1.4% 33.71 USD 4,699,073
2023-11-09 2023-11-07 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
2023-11-09 2023-11-07 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
9,731 +0.1%
34.03
USD 331,127
9,731 +0.1% 34.03 USD 331,127
2023-11-06 2023-11-06 B Purchase

BROADWOOD PARTNERS, L.P.

Large shareholder
0
0.00
USD 0
0 0.00 USD 0
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