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1M

13D Management Portfolio holdings

AUM $64.5M
1-Year Est. Return 38.54%
This Fund
S&P 500
This Quarter Est. Return
+4.89%
1 Year Est. Return
+38.54%
3 Year Est. Return
+82.75%
5 Year Est. Return
+104.16%
10 Year Est. Return
+525.71%
AUM
$64.5M
AUM Growth
-$19.5M
Cap. Flow
-$18.9M
Cap. Flow %
-29.32%
Top 10 Hldgs %
85.1%
Holding
17
New
1
Increased
–
Reduced
4
Closed
4

Top Buys

Rank Stock Value
1
ACHC icon
Acadia Healthcare
ACHC
+$5.32M

Top Sells

Rank Stock Value
1
SWX icon
Southwest Gas
SWX
+$5.11M
2
BILL icon
BILL Holdings
BILL
+$4.91M
3
WEX icon
WEX
WEX
+$4.37M
4
MRCY icon
Mercury Systems
MRCY
+$3.77M
5
LW icon
Lamb Weston
LW
+$3.18M

Sector Composition

Rank Sector Weight
1 Healthcare 30.71%
2 Technology 28.36%
3 Consumer Discretionary 24.76%
4 Communication Services 9.33%
5 Industrials 6.83%

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13D Management's Q1 2026 Portfolio in Review

As of Q1 2026, 13D Management held 17 positions worth $64.5M, down 23% from $84M the previous quarter. Its ten largest holdings account for 85% of the portfolio.

13D Management withdrew a net $18.9M in Q1 2026, closing 4 positions and reducing 4 holdings. Its most notable exit was Southwest Gas, an estimated $5.11M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 31% of assets, up from 17% a quarter earlier, followed by Technology and Consumer Discretionary.

Against the trend, 13D Management opened a new position in Acadia Healthcare worth $6.88M.

  • 13D Management's largest Q1 2026 buy was Acadia Healthcare: 294,000 shares worth $6.88M.
  • 13D Management's biggest Q1 2026 reduction was Mercury Systems, cutting an estimated $3.77M.
  • 13D Management fully exited Southwest Gas in Q1 2026, selling an estimated $5.11M.
  • 13D Management's ten largest holdings make up 85% of its $64.5M portfolio in Q1 2026.
  • 13D Management opened 1 new position and closed 4 in Q1 2026.
  • 13D Management's portfolio value fell 23% quarter-over-quarter to $64.5M.

Based on 13D Management's 13F filing for Q1 2026, filed 15 May 2026.