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MLAB · GEV in the 13F filings

Two to four stocks side by side among the 95 tracked managers: who lists them, how that has moved, who bought and sold in a quarter, and which managers hold more than one.

Holders over time

Tracked managers listing each stock every quarter, at least, or their combined reported value. A gap is a quarter in which no tracked manager listed it. Click a quarter to compare there.
  • MLAB
  • GEV
01020304020202023202420252026
Holders and value by quarter
QuarterMLABGEV
Q2 20192 holders, $17mnone listed holders, n.a.
Q3 20193 holders, $31mnone listed holders, n.a.
Q4 20191 holders, $22mnone listed holders, n.a.
Q1 20201 holders, $20mnone listed holders, n.a.
Q2 20202 holders, $38mnone listed holders, n.a.
Q3 20202 holders, $38mnone listed holders, n.a.
Q4 20201 holders, $38mnone listed holders, n.a.
Q2 20211 holders, $1.1mnone listed holders, n.a.
Q3 20212 holders, $3.0mnone listed holders, n.a.
Q4 20211 holders, $1.8mnone listed holders, n.a.
Q4 20221 holders, $13mnone listed holders, n.a.
Q1 20231 holders, $1.5mnone listed holders, n.a.
Q2 20231 holders, $857knone listed holders, n.a.
Q4 20232 holders, $709knone listed holders, n.a.
Q1 20241 holders, $531k3 holders, $544m
Q2 2024none listed holders, n.a.26 holders, $9.8bn
Q3 2024none listed holders, n.a.31 holders, $11.9bn
Q4 2024none listed holders, n.a.37 holders, $15.3bn
Q1 2025none listed holders, n.a.36 holders, $14.8bn
Q2 2025none listed holders, n.a.36 holders, $26.3bn
Q3 2025none listed holders, n.a.35 holders, $29.5bn
Q4 2025none listed holders, n.a.34 holders, $28.7bn
Q1 2026none listed holders, n.a.31 holders, $36.7bn
Q2 2026none listed holders, n.a.28 holders, $45.0bn
MLAB

Mesa Labs Inc

Holders
0
Reported value
$0
Buyers
n.a.
Sellers
n.a.

No cross-section for this quarter.

GEV

Ge Vernova Inc

Holders
36
Reported value
$26.3bn
Buyers
21
Sellers
16

Breadth +5 among 95 comparable managers.

Who holds both, Q2 2025

Among the 36 tracked managers listing any of them. "Only" is about listed positions: a manager may hold the other below its listed range.

How much of the picture this is

A 13F is a manager’s long US-listed equity book at a quarter end, filed up to 45 days later. Buyers and sellers count comparable managers (those that filed both quarters) by shares, so a rise in value with no rise in shares is the price. Large books are listed to their largest positions. These are 95 tracked managers, not the institutional market.

Back to the 13F Explorer →