OMEGA THERAPEUTICS INC
COMMON STOCK · CUSIP 68217N105
59
institutional holders
+3 vs Q1 2023
51.1m
shares reported held*
$286.1mreported value*
16 new
15 added
16 reduced
13 sold out
net sold ≈ $25.5m (-4.5m shares)
* 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. Holder counts are more reliable. Implied quarter-end price ≈ $5.60. Options: 5 managers hold calls ($227.5k notional), 5 hold puts ($168.6k).
Trends to Q2 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 44 |
| Q4 2022 | 50 |
| Q1 2023 | 56 |
| Q2 2023 | 59 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Bought or addedCut or sold out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 18 | 15 |
| Q1 2023 | 38 | 11 |
| Q2 2023 | 31 | 29 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
CallsPuts
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $198.0k | $203.0k | 1.03 |
| Q4 2022 | $313.9k | $342.8k | 1.09 |
| Q1 2023 | $338.0k | $255.0k | 0.75 |
| Q2 2023 | $227.5k | $168.6k | 0.74 |
Biggest buyers
| BlackRock Inc. | Added | +1.1m |
| STATE STREET CORP | Added | +333.4k |
| GEODE CAPITAL MANAGEMENT, LLC | Added | +261.4k |
| NORTHERN TRUST CORP | Added | +164.9k |
| VANGUARD GROUP INC | Added | +85.3k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | New | +65.1k |
| Bank of New York Mellon Corp | Added | +62.3k |
| Nuveen Asset Management, LLC | New | +45.9k |
| RHUMBLINE ADVISERS | New | +20.1k |
| JPMORGAN CHASE & CO | Added | +19.6k |
Biggest sellers
| FMR LLC | Reduced | -5.4m |
| Laurion Capital Management LP | Reduced | -547.0k |
| ORACLE INVESTMENT MANAGEMENT INC | Reduced | -136.4k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | -134.9k |
| MILLENNIUM MANAGEMENT LLC | Reduced | -125.9k |
| JANE STREET GROUP, LLC | Sold out | -92.1k |
| 683 Capital Management, LLC | Reduced | -55.3k |
| Qube Research & Technologies Ltd | Sold out | -36.7k |
| PLATINUM INVESTMENT MANAGEMENT LTD | Reduced | -35.0k |
| GOLDMAN SACHS GROUP INC | Reduced | -34.2k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $189.3k33.8k shares |
| CITADEL ADVISORS LLC | Reduced | $17.9k3.2k shares |
| SIMPLEX TRADING, LLC | Reduced | $13.0k2.4k shares |
| GROUP ONE TRADING LLC | New | $7.3k1.3k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| CITADEL ADVISORS LLC | Added | $73.4k13.1k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $63.3k11.3k shares |
| SIMPLEX TRADING, LLC | Added | $28.0k5.0k shares |
| GROUP ONE TRADING LLC | New | $3.9k700 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 |
|---|---|
Flagship V VentureLabs Rx Fund, L.P.
13D · may seek influence
filed 2025-02-05
Stated purposeItem 4 of the Schedule 13D is hereby amended to include the following: On January 10, 2025, Christian S. Schade, former Growth Partner at Flagship Pioneering, Inc. ("Flagship Pioneering"), resigned as Chairman and a member of the Company's Board of Directors (the "Board"), effective immediately. On January 22, 2025, Ravi Mehrotra, Ph.D., a Partner at Flagship Pioneering, and Robert L. Rosiello, an Executive Partner at Flagship Pioneering, each submitted their resignation as a member of the Board, effective immediately. On February 3, 2025, the Company entered into a Restructuring Support Agreement (together with all exhibits and schedules thereto, the "RSA") with Pioneering Medicines 08-B, Inc. (the "Supporting Party"), an affiliate of Flagship Pioneering, and certain funds affiliated wi… Full filing |
52.8% |
Flagship Ventures Fund V, L.P.
13D · may seek influence
filed 2024-12-31
Stated purposeItem 4 of the Schedule 13D is hereby amended to include the following: On December 29, 2024, Mirai Bio, Inc. ("Mirai"), an affiliate of Flagship Pioneering Fund VII, L.P. sent a proposal (the "Proposal") to a special committee of independent directors of the Company (the "Special Committee"), which described a proposed modification to the terms of that certain Research Collaboration Agreement filed as Exhibit 10.33 to Omega's Annual Report on Form 10-K for the fiscal year ended December 31, 2023, filed with SEC on March 28, 2024 (the "Collaboration"). The end result of such modification would be the acquisition by Mirai (or its designee) of Omega's rights and obligations under the Collaboration and a non-exclusive, sublicensable (through multiple tiers), worldwide, royalty-free, fully pai… Full filing |
52.8% |
Holders, Q2 2023
| Manager | Shares | Change |
|---|---|---|
| Flagship Pioneering, LLC 7.30% of their portfolio | 29.2m $163.7m | Unchanged |
| FMR LLC 0.00% of their portfolio | 5.4m $30.4m | Reduced -5.4m |
| HarbourVest Partners LLC 5.59% of their portfolio | 3.5m $19.7m | Unchanged |
| Artal Group S.A. 0.45% of their portfolio | 2.5m $14.2m | Unchanged |
| STATE OF WISCONSIN INVESTMENT BOARD 0.03% of their portfolio | 1.9m $10.4m | Added +1.9k |
| BlackRock Inc. 0.00% of their portfolio | 1.6m $9.0m | Added +1.1m |
| VANGUARD GROUP INC 0.00% of their portfolio | 1.5m $8.3m | Added +85.3k |
| CHI Advisors LLC 1.80% of their portfolio | 1.1m $5.9m | Unchanged |
| PLATINUM INVESTMENT MANAGEMENT LTD 0.17% of their portfolio | 888.3k $5.0m | Reduced -35.0k |
| 683 Capital Management, LLC 0.26% of their portfolio | 475.0k $2.7m | Reduced -55.3k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 442.9k $2.5m | Added +261.4k |
| STATE STREET CORP 0.00% of their portfolio | 389.1k $2.2m | Added +333.4k |
| 72 Investment Holdings, LLC 15.40% of their portfolio | 352.9k $2.0m | Unchanged |
| STATE OF MICHIGAN RETIREMENT SYSTEM 0.01% of their portfolio | 314.1k $1.8m | Unchanged |
| NORTHERN TRUST CORP 0.00% of their portfolio | 204.3k $1.1m | Added +164.9k |
| ORACLE INVESTMENT MANAGEMENT INC 1.04% of their portfolio | 197.4k $1.1m | Reduced -136.4k |
| Knoll Capital Management, LLC 1.19% of their portfolio | 173.0k $968.9k | Unchanged |
| Point72 Asset Management, L.P. 0.00% of their portfolio | 129.4k $724.6k | Reduced -1.8k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 87.9k $492.2k | Reduced -125.9k |
| MORGAN STANLEY 0.00% of their portfolio | 77.9k $436.1k | Added +5.7k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 72.6k $406.8k | Added +62.3k |
| RBF Capital, LLC 0.02% of their portfolio | 70.0k $392.0k | Unchanged |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 65.1k $364.6k | New |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 59.0k $330.4k | Reduced -134.9k |
| CITIGROUP INC 0.00% of their portfolio | 49.9k $279.5k | Reduced -6.6k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 45.9k $257.2k | New |
| Laurion Capital Management LP 0.01% of their portfolio | 24.2k $135.3k | Reduced -547.0k |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 22.7k $127.4k | Added +3.6k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 21.3k $119.4k | Added +19.6k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 20.1k $112.8k | New |
| BARCLAYS PLC 0.00% of their portfolio | 18.2k $101.7k | Reduced -3.5k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 17.1k $95.7k | Reduced -34.2k |
| UBS Group AG 0.00% of their portfolio | 15.0k $84.2k | Added +11.0k |
| Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio | 15.0k $84.0k | New |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 13.9k $77.8k | New |
| MetLife Investment Management, LLC 0.00% of their portfolio | 13.7k $76.9k | New |
| Invesco Ltd. 0.00% of their portfolio | 13.3k $74.6k | New |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 13.3k $74.3k | Reduced -17.9k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio | 11.7k $65.7k | New |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 11.0k $61.8k | New |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 10.1k $56.8k | Added +10.0k |
| WADE G W & INC 0.00% of their portfolio | 10.0k $56.0k | Unchanged |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 8.1k $45.4k | New |
| AMALGAMATED BANK 0.00% of their portfolio | 3.7k $21.0k | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio | 3.4k $19.0k | Reduced -760 |
| Legal & General Group Plc 0.00% of their portfolio | 3.0k $16.6k | New |
| SIMPLEX TRADING, LLC 0.00% of their portfolio | 2.3k $12.0k | New |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 2.3k $12.0k | Added +2.0k |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 2.1k $11.6k | Reduced -10.1k |
| Ameritas Investment Partners, Inc. 0.00% of their portfolio | 2.0k $11.3k | New |
| LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio | 1.7k $9.0k | Added +72 |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 1.5k $8.6k | New |
| Metropolitan Life Insurance Co/NY 0.00% of their portfolio | 1.4k $8.0k | New |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 919 $5.1k | Reduced -6.6k |
| China Universal Asset Management Co., Ltd. 0.00% of their portfolio | 721 $4.0k | Reduced -25 |
| Parallel Advisors, LLC 0.00% of their portfolio | 296 $1.7k | Unchanged |
| State of Wyoming 0.00% of their portfolio | 167 $935 | Added +50 |
| Daiwa Securities Group Inc. 0.00% of their portfolio | 139 $1.0k | Unchanged |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0.00% of their portfolio | 0 $0 | Unchanged |