$6.78
+0.13 (+1.95%)
USD · as of 2026-08-19 · marketstack
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | Squadron Capital Management LLC | 265,000265,000 | $3M | 7.44% | ADD 12% |
| 2 | Affinity Asset Advisors, LLC | 241,826241,826 | $3M | 6.79% | TRIM -2% |
| 3 | Ikarian Capital, LLC | 238,303238,303 | $3M | 6.69% | — |
| 4 | Sofinnova Investments, Inc. | 222,654222,654 | $2M | 6.25% | — |
| 5 | SILVERARC CAPITAL MANAGEMENT, LLC | 176,057176,057 | $2M | 4.94% | — |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 160,473160,473 | $2M | 4.51% | NEW† |
| 7 | Pfizer Inc | 153,354153,354 | $2M | 4.31% | TRIM -3% |
| 8 | Opaleye Management Inc. | 141,181141,181 | $2M | 3.97% | NEW† |
| 9 | AWM Investment Company, Inc. | 117,371117,371 | $1M | 3.30% | — |
| 10 | Exome Asset Management LLC | 115,500115,500 | $1M | 3.24% | TRIM -30% |
| 11 | BOOTHBAY FUND MANAGEMENT, LLC | 69,61769,617 | $743,510 | 1.96% | — |
| 12 | RENAISSANCE TECHNOLOGIES LLC | 60,53460,534 | $646,503 | 1.70% | ADD 80% |
| 13 | Verdad Advisers, LP | 42,95542,955 | $458,759 | 1.21% | NEW |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 31,09231,092 | $327,136 | 0.87% | ADD 34% |
| 15 | BlackRock, Inc. | 27,79327,793 | $296,830 | 0.78% | — |
| 16 | Woodline Partners LP | 27,49827,498 | $293,679 | 0.77% | NEW |
| 17 | CARDIFF PARK ADVISORS, LLC | 21,83321,833 | $233,176 | 0.61% | — |
| 18 | ACADIAN ASSET MANAGEMENT LLC | 18,98218,982 | $199,000 | 0.53% | TRIM -29% |
| 19 | VANGUARD FIDUCIARY TRUST CO | 16,01516,015 | $168,478 | 0.45% | NEW |
| 20 | CITADEL ADVISORS LLC | 15,29215,292 | $160,872 | 0.43% | NEW |
| 21 | BARCLAYS PLC | 5,6265,626 | $60,085 | 0.16% | — |
| 22 | UBS Group AG | 338338 | $3,610 | 0.01% | — |
| 23 | MORGAN STANLEY | 6666 | $705 | 0.00% | — |
| 24 | JPMORGAN CHASE & CO | 6161 | $587 | 0.00% | — |
| 25 | BNP PARIBAS FINANCIAL MARKETS | 3232 | $342 | 0.00% | — |
| 26 | CITIGROUP INC | 11 | $11 | 0.00% | NEW |
† NEW this big is usually a rename.
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | +160,473 | $2M | OPEN |
| Opaleye Management Inc. | +141,181 | $2M | OPEN |
| Verdad Advisers, LP | +42,955 | $458,759 | OPEN |
| Squadron Capital Management LLC | +28,034 | $299,403 | ADD |
| Woodline Partners LP | +27,498 | $293,679 | OPEN |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −91,910 | $981,599 | CLOSE |
| Exome Asset Management LLC | −49,500 | $528,660 | TRIM |
| MILLENNIUM MANAGEMENT LLC | −13,033 | $139,192 | CLOSE |
| MARSHALL WACE, LLP | −11,292 | $120,599 | CLOSE |
| Sio Capital Management, LLC | −10,940 | $116,839 | CLOSE |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| Squadron Capital Management LLC | — | — | — | — | 237K | 265K | $3M |
| Affinity Asset Advisors, LLC | 2.3M | 2.3M | 2.3M | 192K | 247K | 242K | $3M |
| Ikarian Capital, LLC | — | — | — | — | 238K | 238K | $3M |
| Sofinnova Investments, Inc. | 2.7M | 2.7M | 2.7M | 223K | 223K | 223K | $2M |
| SILVERARC CAPITAL MANAGEMENT, LLC | — | — | — | — | 176K | 176K | $2M |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 160K | $2M |
| Pfizer Inc | 1.5M | 1.9M | 158K | 158K | 158K | 153K | $2M |
| Opaleye Management Inc. | — | — | — | — | — | 141K | $2M |
| AWM Investment Company, Inc. | — | — | — | — | 117K | 117K | $1M |
| Exome Asset Management LLC | — | — | — | — | 165K | 116K | $1M |
| BOOTHBAY FUND MANAGEMENT, LLC | — | — | — | — | 70K | 70K | $743,510 |
| RENAISSANCE TECHNOLOGIES LLC | 519K | 480K | 501K | 28K | 34K | 61K | $646,503 |
| Verdad Advisers, LP | — | — | — | — | — | 43K | $458,759 |
| GEODE CAPITAL MANAGEMENT, LLC | 234K | 236K | 230K | 20K | 23K | 31K | $327,136 |
| BlackRock, Inc. | 728K | 557K | 376K | 31K | 28K | 28K | $296,830 |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
SEC Schedule 13D/G XML · group aggregate.