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Institutional Ownership · SEC Form 13F

Who owns RNA


Which tracked institutional funds hold RNA, how they are positioned, and who is buying versus exiting — from SEC Form 13F-HR filings. See RNA company fundamentals →

Ownership as of the 2026-Q2 13F filings (latest filed 2026-09-22). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

149
Institutional holders
14M
Shares held (tracked funds)

How the tape is positioned

26 tracked funds added or opened RNA while 28 trimmed or exited it between 2026-Q1 and 2026-Q2 — the tape is split. When large holders disagree on a name, the funds moving first are sometimes ahead of the story.

A prompt to read the filings, not a verdict. 13F is a quarter-end snapshot disclosed up to 45 days late; a fund adds or exits for mandate, benchmark, and timing reasons that have nothing to do with a view on the stock. This is a starting question, not a signal to trade.

Conviction spread

RNA’s largest tracked holder by dollar value, Sessa Capital IM, L.P., sizes it at 0.3% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 0.3pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in RNA divided by its whole reported 13F book, so it is comparable across funds of different sizes and is unaffected by stock splits. A higher share means a fund has committed more of its book to the name — a starting question about conviction, not a verdict or a signal to trade.

Institutional & insider positioning

Between 2026-Q1 and 2026-Q2, across 149 tracked filers holding RNA, 84 increased or opened the position and 85 reduced or closed it; over the same quarter, there were no open-market insider Form 4s.

This fuses two public signals for the same quarter — how tracked institutions changed their positions and whether insiders bought or sold in the open market. It describes what was filed; it is a starting question, not a verdict or a signal to trade.

New buyers & exits

Funds opening or closing a position in RNA between the 2026-Q1 and 2026-Q2 13F filings, and the largest changes among funds holding it in both. New buyers and exits are counted on fund presence (split-invariant); adds and trims are measured on reported value.

New buyers 9

  • CRCM LP$9M
  • AQR CAPITAL MANAGEMENT LLC$2M
  • DAFNA Capital Management LLC$2M
  • NORGES BANK$2M
  • Anson Funds Management LP$2M
  • Trium Capital LLP$2M

Full exits 12

  • RA CAPITAL MANAGEMENT, L.P.$12M
  • Pentwater Capital Management LP$8M
  • O'Connor Alternative Investments LLC$8M
  • FARALLON CAPITAL MANAGEMENT LLC$5M
  • Bellevue Group AG$4M
  • AQR Arbitrage LLC$2M

Largest adds

  • Sessa Capital IM, L.P.$13M
  • BlackRock, Inc.$3M
  • TWO SIGMA INVESTMENTS, LP$2M
  • VANGUARD CAPITAL MANAGEMENT LLC$1M
  • JANE STREET GROUP, LLC$1M
  • Polar Asset Management Partners Inc.$1M

Largest trims

  • VANGUARD PORTFOLIO MANAGEMENT LLC$3M
  • BALYASNY ASSET MANAGEMENT L.P.$2M
  • MORGAN STANLEY$2M
  • Squarepoint Ops LLC$1M
  • ADAGE CAPITAL PARTNERS GP, L.L.C.$1M
  • PRICE T ROWE ASSOCIATES INC /MD/$954K

Institutional holders

One row per tracked fund, most shares held first (every row is from one quarter; reported value breaks ties). “% of value” is the fund’s share of this security’s tracked institutional value — not of shares outstanding.

FundSharesReported value% of valueQuarter
Sessa Capital IM, L.P. added1,500,000$20M10.6%2026-Q2
PRICE T ROWE ASSOCIATES INC /MD/ trimmed1,472,984$20M10.4%2026-Q2
BlackRock, Inc. added1,447,476$19M10.2%2026-Q2
VANGUARD CAPITAL MANAGEMENT LLC added730,831$10M5.2%2026-Q2
CRCM LP new641,539$9M4.5%2026-Q2
TIG Advisors, LLC trimmed561,533$8M4.0%2026-Q2
GEODE CAPITAL MANAGEMENT, LLC added386,929$5M2.7%2026-Q2
TWO SIGMA INVESTMENTS, LP added345,481$5M2.4%2026-Q2
GOLDMAN SACHS GROUP INC trimmed310,341$4M2.2%2026-Q2
683 Capital Management, LLC300,000$4M2.1%2026-Q2
STATE STREET CORP added271,762$4M1.9%2026-Q2
Arbiter Partners Capital Management LLC added261,288$4M1.8%2026-Q2
CANTOR FITZGERALD, L. P. added256,917$3M1.8%2026-Q2
Slotnik Capital, LLC added237,637$3M1.7%2026-Q2
Weiss Asset Management LP trimmed219,730$3M1.5%2026-Q2
MILLENNIUM MANAGEMENT LLC added200,559$3M1.4%2026-Q2
Schonfeld Strategic Advisors LLC added199,158$3M1.4%2026-Q2
AQR CAPITAL MANAGEMENT LLC new172,235$2M1.2%2026-Q2
NEXPOINT ASSET MANAGEMENT, L.P.150,025$2M1.1%2026-Q2
Polar Asset Management Partners Inc. added150,000$2M1.1%2026-Q2
Squarepoint Ops LLC trimmed146,743$2M1.0%2026-Q2
Bracebridge Capital, LLC139,239$2M1.0%2026-Q2
NOMURA HOLDINGS INC added137,394$2M1.0%2026-Q2
Yakira Capital Management, Inc. added133,047$2M0.9%2026-Q2
BANK OF AMERICA CORP /DE/ trimmed132,833$2M0.9%2026-Q2
CHARLES SCHWAB INVESTMENT MANAGEMENT INC added130,217$2M0.9%2026-Q2
TUDOR INVESTMENT CORP ET AL added129,591$2M0.9%2026-Q2
DAFNA Capital Management LLC new128,000$2M0.9%2026-Q2
Creek Drive Management Group LLC added127,600$2M0.9%2026-Q2
NORGES BANK new126,575$2M0.9%2026-Q2
Anson Funds Management LP new125,000$2M0.9%2026-Q2
NORTHERN TRUST CORP added119,781$2M0.8%2026-Q2
ExodusPoint Capital Management, LP added117,275$2M0.8%2026-Q2
Trium Capital LLP new113,278$2M0.8%2026-Q2
TD Asset Management Inc111,200$1M0.8%2026-Q2
VANGUARD FIDUCIARY TRUST CO added109,961$1M0.8%2026-Q2
JANE STREET GROUP, LLC added109,810$1M0.8%2026-Q2
AWM Investment Company, Inc. added107,500$1M0.8%2026-Q2
BALYASNY ASSET MANAGEMENT L.P. trimmed105,875$1M0.7%2026-Q2
Marble Bar Asset Management LLP trimmed103,849$1M0.7%2026-Q2
VANGUARD PORTFOLIO MANAGEMENT LLC trimmed101,195$1M0.7%2026-Q2
ADAGE CAPITAL PARTNERS GP, L.L.C. trimmed100,000$1M0.7%2026-Q2
BlueCrest Capital Management Ltd new100,000$1M0.7%2026-Q2
CREDIT INDUSTRIEL ET COMMERCIAL added89,723$1M0.6%2026-Q2
Groupe la Francaise added80,273$1M0.6%2026-Q2
FIL Ltd trimmed76,500$1M0.5%2026-Q2
Caption Management, LLC trimmed75,277$1M0.5%2026-Q2
CITADEL ADVISORS LLC trimmed67,639$910K0.5%2026-Q2
MANUFACTURERS LIFE INSURANCE COMPANY, THE added62,853$845K0.4%2026-Q2
ADAR1 Capital Management, LLC57,688$776K0.4%2026-Q2
FRANKLIN RESOURCES INC new56,699$763K0.4%2026-Q2
JACOBS LEVY EQUITY MANAGEMENT, INC new53,992$726K0.4%2026-Q2
ODDO BHF ASSET MANAGEMENT SAS45,090$606K0.3%2026-Q2
CAXTON ASSOCIATES LLP44,230$595K0.3%2026-Q2
ALETHEA CAPITAL MANAGEMENT, LLC43,758$589K0.3%2026-Q2
CANADA PENSION PLAN INVESTMENT BOARD41,970$564K0.3%2026-Q2
MORGAN STANLEY trimmed41,942$564K0.3%2026-Q2
Saba Capital Management, L.P.39,640$533K0.3%2026-Q2
Bank of New York Mellon Corp trimmed39,252$528K0.3%2026-Q2
Y-Intercept (Hong Kong) Ltd new35,103$472K0.2%2026-Q2
KENNEDY CAPITAL MANAGEMENT LLC added34,979$470K0.2%2026-Q2
FMR LLC added33,532$451K0.2%2026-Q2
Moran Wealth Management, LLC new33,320$448K0.2%2026-Q2
BOUSSARD & GAVAUDAN GESTION SAS new32,845$447K0.2%2026-Q2
LMR Partners LLP32,500$437K0.2%2026-Q2
LOS ANGELES CAPITAL MANAGEMENT LLC new31,477$423K0.2%2026-Q2
Nuveen, LLC added31,071$418K0.2%2026-Q2
Jump Financial, LLC new31,017$417K0.2%2026-Q2
Quantinno Capital Management LP added27,418$369K0.2%2026-Q2
Twin Securities, Inc. trimmed26,517$357K0.2%2026-Q2
Odyssean, LLC new21,233$286K0.1%2026-Q2
Brevan Howard Capital Management LP trimmed20,834$280K0.1%2026-Q2
Fractal Investments LLC20,000$269K0.1%2026-Q2
UBS Group AG trimmed19,572$263K0.1%2026-Q2
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND trimmed18,590$250K0.1%2026-Q2
WELLS FARGO & COMPANY/MN added17,451$235K0.1%2026-Q2
ALLIANCEBERNSTEIN L.P. added17,110$229K0.1%2026-Q2
RHUMBLINE ADVISERS added16,579$223K0.1%2026-Q2
BLUEFIN CAPITAL MANAGEMENT, LLC new16,011$215K0.1%2026-Q2
RENAISSANCE TECHNOLOGIES LLC new14,971$201K0.1%2026-Q2
DEUTSCHE BANK AG\ added14,967$201K0.1%2026-Q2
Invesco Ltd. added14,174$191K0.1%2026-Q2
Jupiter Topco LLC new13,833$186K0.1%2026-Q2
AlphaCentric Advisors LLC added13,478$181K0.1%2026-Q2
AXQ CAPITAL, LP new11,377$153K0.1%2026-Q2
KESTRA PRIVATE WEALTH SERVICES, LLC new10,370$139K0.1%2026-Q2
MetLife Investment Management, LLC added10,283$138K0.1%2026-Q2
Corsicana & Co. new9,820$132K0.1%2026-Q2
JPMORGAN CHASE & CO trimmed9,388$128K0.1%2026-Q2
BNP PARIBAS FINANCIAL MARKETS trimmed7,901$106K0.1%2026-Q2
CITIGROUP INC added6,685$90K0.0%2026-Q2
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. trimmed6,602$89K0.0%2026-Q2
Vanguard Global Advisers, LLC5,585$75K0.0%2026-Q2
Russell Investments Group, Ltd. added4,475$60K0.0%2026-Q2
Skandinaviska Enskilda Banken AB (publ) new4,400$59K0.0%2026-Q2
Walleye Trading LLC added3,978$54K0.0%2026-Q2
Quantbot Technologies LP new3,614$49K0.0%2026-Q2
Erste Asset Management GmbH3,600$49K0.0%2026-Q2
GROUP ONE TRADING LLC trimmed3,575$48K0.0%2026-Q2
Police & Firemen's Retirement System of New Jersey3,175$43K0.0%2026-Q2

Ownership over time

Tracked institutional holder count and total shares held by filing quarter (independent scales). The curated-era tail and any mid-ingest latest quarter are handled honestly — a partial quarter is not drawn as a collapse.

HoldersTotal shares

Reading this table

Funds hold the same stock for different reasons — an index fund “holds” almost everything, an active manager sizes a name to a mandate and a benchmark, and each fund entered at its own price and time. Because 13F is filed up to 45 days after quarter-end, every row is a backward-looking snapshot; a manager may have traded since. Share-class siblings (a company’s A and C shares) are rolled up to one line so a dual-class name is never double-counted. Compare like-for-like. A large holder is not an endorsement, and a fund exiting is not a warning — this is a starting question, not a verdict.

About 13F filings

A Form 13F is a quarterly disclosure that institutional investment managers with over $100 million in US-listed equities must file with the SEC. In plain English: it is a snapshot of the long stock positions a fund held at the end of a quarter. It covers long US-listed equities only — not short positions, options, cash, or private holdings — and the funds shown are the large sample we track, not the complete 13F universe.

Learn how to read institutional ownership