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Sequoia Fund AMTM trades

Ruane, Cunniff & Goldfarb

Sequoia Fund Amentum Holdings Inc stake

total: 59

Trades details

Total transactions:
6
New positions:
1
Sold out:
1
Added:
1
Reduced:
3
Held since:
2024 Q3
Held for:
7 quarters
Latest activity:
2026 Q2
According to 2026 Q2 report, Sequoia Fund doesn't hold any Amentum Holdings Inc (AMTM) shares. To date, the estimated cost basis is nearly $32.06 for "buy" trades and estimated average "sell" price is $26.08. Sequoia Fund first purchased AMTM in 2024 Q3, initially acquiring 992,737 shares. Since the initial investment in Amentum Holdings Inc (AMTM), Sequoia Fund has made 5 more transactions.

When did Sequoia Fund sell Amentum Holdings Inc (AMTM)?

Sequoia Fund sold off the entire Amentum Holdings Inc (AMTM) position in 2026 Q2.

When did Sequoia Fund buy Amentum Holdings Inc (AMTM)?

Sequoia Fund first invested in Amentum Holdings Inc (AMTM) in 2024 Q3 at the reported quarter-end price of $32.25 per share.

What's the cost basis of Sequoia Fund's AMTM stake?

The estimated cost basis for Amentum Holdings Inc (AMTM) stake is around $32.06 per share. This represents their average reported price* across all buy transactions

Estimated cost basis*

Weighted AVG buy price:
$32.06
Weighted AVG sell price:
$26.08

Sequoia Fund's historical trades in Amentum Holdings Inc

6 results
Period % of
portfolio
Shares
held after*
Reported
price*
Value* % (shares)
of activity
% change
to portfolio
2026 Q2
0.00%
0
$26.08
-100% (-766,600)
-0.62%
2026 Q1
0.62%
766,600
$26.08
$19,992,928
-24.32% (-246,360)
-0.18%
2025 Q4
0.81%
1,012,960
$29.00
$29,375,840
-0.16% (-1,618)
-0%
2025 Q2
0.64%
1,014,578
$23.61
$23,954,187
+2.29% (+22,720)
+0.01%
2024 Q4
0.64%
991,858
$21.03
$20,858,774
-0.09% (-879)
-0%
2024 Q3
0.90%
992,737
$32.25
$32,015,768
new
+0.9%
* Shares, change to shares, sold shares, shares held after: split-adjusted.
* Reported price: this doesn't represent the actual buy or sell price. It is the split-adjusted price of the security as of the last day of the reported period.
If the security is completely sold out, we show the reported split-adjusted price prior to the actual period.
* Estimated cost basis: based on "Reported price*" (not earlier than 2013 Q2). Calculation starts from the latest "new buy" activity to the latest "close out" activity (if any).
* Value or Price: If the security is completely sold out, we show the reported value (or price) prior to the actual period.
* New buy or own: this means there is no earlier reporting (for us or in general). So we can't know if the actual purchase of the security happened at the reported period or earlier.