4D MOLECULAR THERAPEUTICS IN FDMT
COM · Common Stock · CUSIP 35104E100
- SectorHealth care
- IndustryBiological Products, (No Diagnostic Substances)
- HeadquartersEmeryville, CA
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($43.8k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $3.74. Options: 5 managers hold calls ($170.5k notional), 3 hold puts ($147.2k).
Trends to Q2 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 88 |
| Q4 2022 | 97 |
| Q1 2023 | 95 |
| Q2 2023 | 101 |
| Q3 2023 | 112 |
| Q4 2023 | 112 |
| Q1 2024 | 148 |
| Q2 2024 | 144 |
| Q3 2024 | 141 |
| Q4 2024 | 147 |
| Q1 2025 | 128 |
| Q2 2025 | 122 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2023 | 62 | 43 |
| Q4 2023 | 62 | 46 |
| Q1 2024 | 103 | 55 |
| Q2 2024 | 81 | 69 |
| Q3 2024 | 78 | 68 |
| Q4 2024 | 74 | 73 |
| Q1 2025 | 49 | 93 |
| Q2 2025 | 58 | 62 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2024 | $1.7m | $1.2m | 0.73 |
| Q4 2024 | $858.2k | $369.7k | 0.43 |
| Q1 2025 | $156.5k | $128.7k | 0.82 |
| Q2 2025 | $170.5k | $147.2k | 0.86 |
Biggest buyers
| FEDERATED HERMES, INC. | Added | +417.2k |
| ROYAL BANK OF CANADA | Added | +345.0k |
| TWO SIGMA ADVISERS, LP | Added | +253.0k |
| BANK OF AMERICA CORP /DE/ | Added | +198.8k |
| RAYMOND JAMES FINANCIAL INC | Added | +161.1k |
| Peapod Lane Capital LLC | Added | +122.7k |
| GSA CAPITAL PARTNERS LLP | New | +117.7k |
| MARSHALL WACE, LLP | Added | +99.3k |
| RENAISSANCE TECHNOLOGIES LLC | Added | +97.0k |
| Man Group plc | Added | +83.0k |
Biggest sellers
| Redmile Group, LLC | Reduced | -885.1k |
| MORGAN STANLEY | Reduced | -852.1k |
| Venrock Adviser, LLC | Sold out | -677.6k |
| BlackRock, Inc. | Reduced | -536.4k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | Sold out | -412.0k |
| WELLINGTON MANAGEMENT GROUP LLP | Sold out | -247.5k |
| MILLENNIUM MANAGEMENT LLC | Reduced | -150.3k |
| UBS Group AG | Reduced | -139.9k |
| CITADEL ADVISORS LLC | Reduced | -139.0k |
| JANUS HENDERSON GROUP PLC | Reduced | -137.5k |
Biggest calls
| GROUP ONE TRADING LLC | Added | $99.1k26.7k shares |
| CITADEL ADVISORS LLC | Reduced | $59.4k16.0k shares |
| BANK OF AMERICA CORP /DE/ | New | $11.1k3.0k shares |
| SIMPLEX TRADING, LLC | Reduced | $1.0k400 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| CITADEL ADVISORS LLC | Added | $140.2k37.8k shares |
| SIMPLEX TRADING, LLC | Added | $7.0k2.0k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| JANUS HENDERSON GROUP PLC 13G · institution +2.2 pts · filed 2026-04-07 | 10.3% |
| BIOTECHNOLOGY VALUE FUND L P 13G · passive investor no change · filed 2026-05-15 | 10.0% |
| RA CAPITAL MANAGEMENT, L.P. 13G · passive investor no change · filed 2026-05-15 | 9.9% |
| GOLDMAN SACHS GROUP INC 13G · institution -2.1 pts · filed 2026-02-09 | 7.5% |
| BlackRock, Inc. 13G · institution -1.2 pts · filed 2025-10-17 | 6.6% |
| Novo Holdings A/S 13G · passive investor -0.4 pts · filed 2026-02-17 | 6.4% |
| STATE STREET CORP 13G · institution new · filed 2026-05-12 | 5.3% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-26)
Insider purchases and sales in Q2 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2023 | 0 | — | 0 | — | — |
| Q4 2023 | 0 | — | 1 | $579.7k | $579.7k |
| Q1 2024 | 0 | — | 3 | $5.3m | $5.1m |
| Q2 2024 | 0 | — | 2 | $688.9k | $688.9k |
| Q3 2024 | 0 | — | 2 | $494.4k | $494.4k |
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 0 | — | — |
| Q2 2025 | 0 | — | 0 | — | — |
None reported in Q2 2025.
Holders, Q2 2025
| Manager | Shares | Change |
|---|---|---|
| BVF INC/IL 0.61% of their portfolio | 4.6m $17.2m | Added +68.0k |
| RA CAPITAL MANAGEMENT, L.P. 0.29% of their portfolio | 4.6m $16.9m | Unchanged |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 4.2m $15.4m | Reduced -9.1k |
| BlackRock, Inc. 0.00% of their portfolio | 4.0m $14.9m | Reduced -536.4k |
| VANGUARD GROUP INC 0.00% of their portfolio | 2.7m $10.2m | Reduced -20.8k |
| NOVO HOLDINGS A/S 0.52% of their portfolio | 2.0m $7.4m | Added +50.0k |
| JANUS HENDERSON GROUP PLC 0.00% of their portfolio | 1.8m $6.5m | Reduced -137.5k |
| FEDERATED HERMES, INC. 0.01% of their portfolio | 1.7m $6.2m | Added +417.2k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 1.5m $5.5m | Reduced -150.3k |
| STATE STREET CORP 0.00% of their portfolio | 962.0k $3.6m | Reduced -66.0k |
| MORGAN STANLEY 0.00% of their portfolio | 924.7k $3.4m | Reduced -852.1k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 918.5k $3.4m | Reduced -44.7k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 897.1k $3.3m | Added +198.8k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 888.0k $3.3m | Added +1.3k |
| TWO SIGMA ADVISERS, LP 0.01% of their portfolio | 743.4k $2.8m | Added +253.0k |
| Assenagon Asset Management S.A. 0.00% of their portfolio | 648.8k $2.4m | Reduced -2.1k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 531.2k $2.0m | Added +69.7k |
| ArrowMark Colorado Holdings LLC 0.03% of their portfolio | 514.6k $1.9m | Reduced -12.7k |
| RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio | 455.5k $1.7m | Added +161.1k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 345.5k $1.3m | Added +345.0k |
| ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio | 330.6k $1.2m | Reduced -70.0k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 329.0k $1.2m | Reduced -51.9k |
| Peapod Lane Capital LLC 1.18% of their portfolio | 318.5k $1.2m | Added +122.7k |
| ARMISTICE CAPITAL, LLC 0.04% of their portfolio | 300.0k $1.1m | Unchanged |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 295.0k $1.1m | Added +12.3k |
| MARSHALL WACE, LLP 0.00% of their portfolio | 257.6k $955.8k | Added +99.3k |
| Decheng Capital LLC 0.22% of their portfolio | 239.5k $888.6k | Reduced -96.0k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 226.9k $841.9k | Reduced -9.2k |
| Privium Fund Management B.V. 0.18% of their portfolio | 197.5k $819.5k | Added +66.5k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 192.2k $713.2k | Reduced -139.0k |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 190.4k $706.3k | Added +49.5k |
| Perigon Wealth Management, LLC 0.01% of their portfolio | 146.1k $542.2k | Unchanged |
| Bank of New York Mellon Corp 0.00% of their portfolio | 141.1k $523.5k | Added +6.3k |
| Invesco Ltd. 0.00% of their portfolio | 140.3k $520.6k | Added +22.6k |
| Man Group plc 0.00% of their portfolio | 134.9k $500.6k | Added +83.0k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 124.8k $463.0k | Added +54.1k |
| GSA CAPITAL PARTNERS LLP 0.03% of their portfolio | 117.7k $437.0k | New |
| RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio | 116.6k $432.4k | Added +97.0k |
| Redmile Group, LLC 0.04% of their portfolio | 112.2k $416.1k | Reduced -885.1k |
| BARCLAYS PLC 0.00% of their portfolio | 111.8k $414.7k | Added +14.7k |
| Nuveen, LLC 0.00% of their portfolio | 100.7k $373.6k | Reduced -49.6k |
| UBS Group AG 0.00% of their portfolio | 96.5k $358.1k | Reduced -139.9k |
| XTX Topco Ltd 0.01% of their portfolio | 78.6k $291.5k | New |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 66.0k $244.7k | Reduced -4.8k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 65.3k $242.2k | Added +9.4k |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 63.9k $237.1k | Added +35.9k |
| FMR LLC 0.00% of their portfolio | 62.1k $230.3k | Added +54.2k |
| Brooklyn Investment Group 0.03% of their portfolio | 56.9k $211.0k | Added +52.6k |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 55.9k $207.7k | Reduced -18.6k |
| NORGES BANK 0.00% of their portfolio | 54.2k $201.2k | Not comparable |
| Squarepoint Ops LLC 0.00% of their portfolio | 52.9k $196.2k | New |
| HSBC HOLDINGS PLC 0.00% of their portfolio | 51.2k $192.4k | Reduced -1.0k |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 48.8k $181.1k | Added +5.0k |
| HRT FINANCIAL LP 0.00% of their portfolio | 43.9k $162.0k | Reduced -6.5k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 35.3k $132.0k | Added +8.8k |
| MetLife Investment Management, LLC 0.00% of their portfolio | 33.5k $124.1k | Added +4.7k |
| DekaBank Deutsche Girozentrale 0.00% of their portfolio | 30.0k $1.2m | Unchanged |
| SEI INVESTMENTS CO 0.00% of their portfolio | 28.5k $105.9k | Added +103 |
| Proficio Capital Partners LLC 0.01% of their portfolio | 28.0k $103.9k | Added +2.8k |
| DNB Asset Management AS 0.00% of their portfolio | 27.8k $103.0k | Reduced -102 |
| AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 26.1k $96.7k | Added +11.7k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 26.0k $96.3k | Added +2.3k |
| TUDOR INVESTMENT CORP ET AL 0.00% of their portfolio | 25.4k $94.2k | Reduced -20 |
| HARBOR CAPITAL ADVISORS, INC. 0.00% of their portfolio | 25.2k $94.0k | Reduced -5.4k |
| Peloton Wealth Strategists 0.04% of their portfolio | 25.0k $93.0k | Unchanged |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 25.0k $92.8k | Added +12.5k |
| Kera Capital Partners, Inc. 0.02% of their portfolio | 24.1k $89.3k | New |
| Engineers Gate Manager LP 0.00% of their portfolio | 24.0k $89.1k | Reduced -49.4k |
| CITIGROUP INC 0.00% of their portfolio | 22.8k $84.6k | Reduced -62.3k |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio | 22.0k $81.5k | Reduced -4.5k |
| Russell Investments Group, Ltd. 0.00% of their portfolio | 21.8k $80.9k | Added +2.3k |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 21.1k $78.4k | Reduced -4.2k |
| PRELUDE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 20.7k $76.8k | Reduced -1.8k |
| INTECH INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 20.1k $74.6k | Reduced -19.2k |
| PDT Partners, LLC 0.00% of their portfolio | 20.1k $74.6k | Reduced -34.9k |
| Zuckerman Investment Group, LLC 0.01% of their portfolio | 20.0k $74.2k | Unchanged |
| STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio | 19.8k $73.5k | Reduced -6.5k |
| Parallel Advisors, LLC 0.00% of their portfolio | 19.7k $73.3k | Unchanged |
| SG Americas Securities, LLC 0.00% of their portfolio | 17.2k $64.0k | Reduced -5.7k |
| Dynamic Technology Lab Private Ltd 0.01% of their portfolio | 16.4k $61.0k | Added +4.3k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 14.8k $55.1k | Reduced -3.7k |
| Rangeley Capital, LLC 0.06% of their portfolio | 13.0k $48.2k | New |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 12.8k $47.5k | Reduced -16.2k |
| Virtu Financial LLC 0.00% of their portfolio | 12.6k $47.0k | New |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 12.5k $46.5k | Unchanged |
| Velan Capital Investment Management LP 0.04% of their portfolio | 12.0k $44.5k | Unchanged |
| LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 11.3k $41.8k | New |
| Quadrature Capital Ltd 0.00% of their portfolio | 11.3k $41.8k | New |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio | 11.2k $41.5k | Unchanged |
| Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio | 10.0k $37.2k | Unchanged |
| SIMPLEX TRADING, LLC 0.00% of their portfolio | 9.4k $34.0k | Added +5.0k |
| China Universal Asset Management Co., Ltd. 0.00% of their portfolio | 9.3k $34.5k | Added +17 |
| PNC Financial Services Group, Inc. 0.00% of their portfolio | 9.2k $34.0k | Added +1.3k |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 7.7k $28.4k | Added +2.9k |
| MEEDER ASSET MANAGEMENT INC 0.00% of their portfolio | 5.9k $22.0k | New |
| Ameritas Investment Partners, Inc. 0.00% of their portfolio | 4.9k $18.1k | Unchanged |
| CWM, LLC 0.00% of their portfolio | 4.1k $15.0k | Added +2.3k |
| Legal & General Group Plc 0.00% of their portfolio | 3.7k $13.7k | Reduced -8.9k |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 3.6k $13.4k | Reduced -208 |
| HIGHLINE WEALTH PARTNERS LLC 0.00% of their portfolio | 3.0k $11.1k | New |