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TAT Technologies
TATT

77 hedge funds and large institutions have $273M invested in TAT Technologies in 2026 Q1 according to their latest regulatory filings, with 14 funds opening new positions, 28 increasing their positions, 25 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

12% more repeat investments, than reductions

Existing positions increased: 28 | Existing positions reduced: 25

6.14% less ownership

Funds ownership: 58.36% → 52.22% (-6.1%)

9% less funds holding

Funds holding: 85 → 77 (-8)

17% less capital invested

Capital invested by funds: $328M → $273M (-$55M)

33% less first-time investments, than exits

New positions opened: 14 | Existing positions closed: 21

Holders
77
Holders Change
-8
Holders Change %
-9.41%
% of All Funds
0.95%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
14
Increased
28
Reduced
25
Closed
21
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
SIMG
Stephens Investment Management Group
Texas
+$9.85M
2
CI
Clal Insurance
Israel
+$4.96M
3
MIFH
Migdal Insurance & Financial Holdings
Israel
+$4.3M
4
EI
EAM Investors
California
+$3.84M
5
EGI
EAM Global Investors
California
+$3.28M

Top Sellers

Rank Fund Capital Flow
1
Boston Partners
Boston Partners
Massachusetts
-$11.2M
2
WA
Wasatch Advisors
Utah
-$7.33M
3
NCGI
Next Century Growth Investors
Minnesota
-$5.9M
4
ACA
Apis Capital Advisors
New York
-$5.65M
5
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
-$5.26M
Name Holding Trade Value Shares
Change 		Change in
Stake
Squarepoint
51
Squarepoint
New York
$403K +$513K +9,912 New
MDCM
52
Morgan Dempsey Capital Management
Wisconsin
$382K +$46K +888 +10%
Geode Capital Management
53
Geode Capital Management
Massachusetts
$332K +$120K +2,317 +40%
RRA
54
Round Rock Advisors
Connecticut
$319K +$407K +7,862 New
PP
55
PDT Partners
New York
$303K – – –
Boston Partners
56
Boston Partners
Massachusetts
$290K -$11.2M -216,369 -97%
VEA
57
Virtus ETF Advisers
New York
$279K – – –
Barclays
58
Barclays
United Kingdom
$270K +$335K +6,472 +3,698%
Principal Financial Group
59
Principal Financial Group
Iowa
$236K -$275K -5,316 -48%
OAC
60
OMERS Administration Corp
Ontario, Canada
$228K +$290K +5,600 New
GS
61
GTS Securities
New York
$221K +$281K +5,429 New
CRI
62
Colonial River Investments
Virginia
$208K +$1.29K +25 +0.5%
Jane Street
63
Jane Street
New York
$208K -$1.99M -38,441 -88%
ACM
64
Aquatic Capital Management
Illinois
$118K +$150K +2,902 New
TRCT
65
Tower Research Capital (TRC)
New York
$84.7K +$108K +2,084 New
PNC Financial Services Group
66
PNC Financial Services Group
Pennsylvania
$48.8K – – –
IA
67
IFP Advisors
Florida
$39.7K – – –
CCA
68
Catalyst Capital Advisors
New York
$36.6K – – –
Wells Fargo
69
Wells Fargo
California
$27.7K – – –
SS
70
SBI Securities
Japan
$21K – – –
SPIA
71
Steward Partners Investment Advisory
New York
$13.2K +$16.8K +325 New
HI
72
Harbour Investments
Wisconsin
$5.89K -$2.59K -50 -26%
Royal Bank of Canada
73
Royal Bank of Canada
Ontario, Canada
$4K -$53.4K -1,032 -92%
Jones Financial Companies
74
Jones Financial Companies
Missouri
$3.33K -$3K -58 -42%
Rockefeller Capital Management
75
Rockefeller Capital Management
New York
$1.58K – – –
1 2
3
4

TATT Hedge Fund Activity: Q1 2026 in Review

77 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in TAT Technologies (TATT) for Q1 2026, worth a combined $273M — down 17% from $328M a quarter earlier.

Sellers outnumbered buyers: 21 funds closed out of TATT and 14 opened new positions — a net loss of 7 holders — while 25 trimmed existing stakes and 28 added.

The largest buyer was Stephens Investment Management Group, opening a new position worth an estimated $9.85M. The largest seller was Boston Partners, cutting an estimated $11.2M.

  • 77 institutional investors held TAT Technologies (TATT) as of Q1 2026, down from 85 in Q4 2025.
  • Funds reported $273M of TAT Technologies stock for Q1 2026, down 17% quarter-over-quarter.
  • 14 funds opened new TAT Technologies positions in Q1 2026 and 21 closed out, a net change of -7 holders.
  • The largest TAT Technologies buyer in Q1 2026 was Stephens Investment Management Group, an estimated $9.85M added.
  • The largest TAT Technologies seller in Q1 2026 was Boston Partners, an estimated $11.2M sold.

Based on aggregated 13F filings for Q1 2026.