MRVI Maravai LifeSciences Holdings, Inc.

NASDAQ
$7.60

Maravai LifeSciences Holdings, Inc. (MRVI) Hedge Fund Activity

This view isolates hedge funds from the broader institutional ownership shown on the Institutional tab. A pension fund tracking an index may have no view on a stock; when a hedge fund builds or exits a position, that decision can carry information. This page measures those changes. Positions as of June 30, 2026.

Based on quarterly 13F long-equity filings. Changes compare reported quarter-end positions; filings can be reported up to 45 days later and do not represent a fund's complete exposure.

Hedge fund breadth
+57.14
22 buyers / 6 sellers
STRONG BUYING
Funds compared
29
funds with comparable MRVI positions
26 current holders · 15 prior-quarter holders
Net share change
+7.17M
+10.59M added, -3.43M cut
Position activity
14 new 8 increased 3 reduced 3 exited

Most significant moves

Ranked by conviction, not size — how much of the fund's own book the position represents, how far it moved, and what kind of fund made it.

Fund Action Shares changed Change Est. value Portfolio wt. Score
Qube Research & Technologies Ltd Quant New +748.4K — $4.7M 0.0% 57
Verition Fund Management Event Long/Short New +777.7K — $4.9M 0.0% 56
MILLENNIUM MANAGEMENT LLC Increased +4.86M +294.6% $30.3M 0.0% 55
Squarepoint Ops LLC Quant New +20.4K — $127.5K 0.0% 54
Magnetar Capital Event Quant New +36.0K — $224.4K 0.0% 54
Hudson Bay Capital Management Event New +12.4K — $77.4K 0.0% 53
Caxton Associates Macro New +112.5K — $701.9K 0.0% 53
Man Group Event Long/Short New +158.4K — $988.6K 0.0% 52
Voleon Capital Management Quant New +74.6K — $465.8K 0.0% 51
Schonfeld Strategic Advisors Long/Short Quant New +66.4K — $414.6K 0.0% 51

Most significant buyers

By move score, not size.

  • Qube Research & Technologies Ltd New · +748.4K
  • Verition Fund Management New · +777.7K
  • MILLENNIUM MANAGEMENT LLC Increased · +4.86M
  • Squarepoint Ops LLC New · +20.4K
  • Magnetar Capital New · +36.0K

Most significant sellers

By move score, not size.

  • Brevan Howard Capital Management Sold Out · -10.1K
  • Boothbay Fund Management Sold Out · -55.1K
  • Y-Intercept Sold Out · -13.1K
  • Braidwell Reduced · -1.54M
  • Point72 Asset Management, L.P. Reduced · -1.20M

Hedge fund positions

Fund Tier Shares Previous Change Change % Portfolio wt. Action Score
Qube Research & Technologies Ltd 2 748.4K 0 +748.4K — 0.0% New 57
Verition Fund Management 2 777.7K 0 +777.7K — 0.0% New 56
MILLENNIUM MANAGEMENT LLC 2 6.5M 1.6M +4.86M +294.6% 0.0% Increased 55
Squarepoint Ops LLC 2 20.4K 0 +20.4K — 0.0% New 54
Magnetar Capital 2 36.0K 0 +36.0K — 0.0% New 54
Hudson Bay Capital Management 3 12.4K 0 +12.4K — 0.0% New 53
Caxton Associates 3 112.5K 0 +112.5K — 0.0% New 53
Man Group 3 158.4K 0 +158.4K — 0.0% New 52
Voleon Capital Management 3 74.6K 0 +74.6K — 0.0% New 51
Schonfeld Strategic Advisors 3 66.4K 0 +66.4K — 0.0% New 51
Trexquant Investment 3 69.9K 0 +69.9K — 0.0% New 51
Aquatic Capital Management 4 198.5K 0 +198.5K — 0.0% New 50
Tudor Investment Corporation 2 1.8M 396.9K +1.45M +365.9% 0.1% Increased 50
Brevan Howard Capital Management 3 0 10.1K -10.1K -100.0% 0.0% Sold Out 49
CenterBook Partners 4 55.9K 0 +55.9K — 0.0% New 49
Boothbay Fund Management 4 0 55.1K -55.1K -100.0% 0.0% Sold Out 49
Winton Group 4 96.8K 0 +96.8K — 0.0% New 48
Y-Intercept 4 0 13.1K -13.1K -100.0% 0.0% Sold Out 48
Engineers Gate 4 78.1K 0 +78.1K — 0.0% New 48
Graham Capital Management 3 92.3K 17.7K +74.6K +422.5% 0.0% Increased 43
Braidwell 2 8.7M 10.2M -1.54M -15.0% 2.1% Reduced 42
Point72 Asset Management, L.P. 1 2.0M 3.2M -1.20M -37.4% 0.0% Reduced 40
CITADEL ADVISORS LLC 1 2.1M 1.5M +638.3K +43.0% 0.0% Increased 40
Quantbot Technologies 4 43.0K 1.4K +41.5K +2891.3% 0.0% Increased 39
TWO SIGMA INVESTMENTS, LP 2 2.3M 1.6M +676.0K +42.8% 0.0% Increased 38
MARSHALL WACE, LLP 2 1.5M 2.1M -609.9K -29.3% 0.0% Reduced 34
RENAISSANCE TECHNOLOGIES LLC 1 4.6M 4.3M +341.8K +8.0% 0.0% Increased 31
AQR Capital Management 3 84.8K 82.5K +2.3K +2.8% 0.0% Increased 20
Quinn Opportunity Partners 4 265.1K 265.1K 0 +0.0% 0.1% Unchanged 13

Every fund above opens. Subscribers can see any manager's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.

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Hedge funds are identified from their 13F filings, which are due 45 days after quarter end and cover long U.S.-listed equity positions only. A fund's short book never appears, so a reduced position can mean a changed view or a changed hedge — the filing doesn't say which.