Mark Massey Holdings Activity

AltaRock Partners Portfolio 13F

AltaRock Partners has disclosed a total of 7 changes to the portfolio in the latest (2025 Q1) SEC report(s): increased the number of shares of 2, decreased the number of shares of 4 and completely sold out 1 position(s).

What stocks is Mark Massey buying now?

In the recent quarter Mark Massey has purchased 2 securities: (MSFT) MICROSOFT CORP (added shares +36.32%) and (HLT) HILTON WORLDWIDE HOLDINGS IN (added shares +199.97%).

What does Mark Massey invest in?

Mark Massey's top 5 holdings (by % of portfolio) are (TDG) TRANSDIGM GROUP INC (27.26%), (AMZN) AMAZONCOM INC (19.9%), (MSFT) MICROSOFT CORP (19.46%), (GOOGL) ALPHABET INC-CL A (10.74%) and (MCO) MOODY'S CORP (8.9%).

In the latest report(s) the following changes have been made to the top investments: (TDG) TRANSDIGM GROUP INC (reduced shares -2.06%), (AMZN) AMAZONCOM INC (reduced shares -1.44%), (MSFT) MICROSOFT CORP (added shares +36.32%) and (GOOGL) ALPHABET INC-CL A (reduced shares -0.76%).

History
Ticker
Stock
%
Activity
Share
Change
% change to
Portfolio
Reported
Price*
% difference
Current Price
% of
Portfolio
2023 Q3 (8 results)
MCO
MOODY'S CORP
+31.70%
+54,299
+0.66%
$316.17
58.65% $501.59
2.73%
CHTR
CHARTER COMMUNICATIONS INC-A
+24.59%
+65,818
+1.08%
$439.82
7.05% $408.81
5.48%
V
VISA INC-CLASS A SHARES
+4.88%
+96,744
+0.56%
$230.01
54.36% $355.05
11.97%
MSFT
MICROSOFT CORP
-2.66%
-60,529
-0.48%
$315.75
57.53% $497.41
17.49%
TDG
TRANSDIGM GROUP INC
-3.49%
-47,405
-1.00%
$843.13
80.36% $1,520.64
27.67%
MA
MASTERCARD INC - A
-4.77%
-14,059
-0.14%
$395.91
41.94% $561.94
2.78%
GOOGL
ALPHABET INC-CL A
-8.32%
-477,378
-1.56%
$130.86
34.67% $176.23
17.24%
AMZN
AMAZONCOM INC
-9.92%
-506,547
-1.61%
$127.12
72.58% $219.39
14.65%
2023 Q2 (5 results)
V
VISA INC-CLASS A SHARES
+20.21%
+333,152
+1.90%
$237.48
49.51% $355.05
11.30%
TDG
TRANSDIGM GROUP INC
-1.85%
-17,302
-0.55%
$894.17
70.06% $1,520.64
29.15%
MSFT
MICROSOFT CORP
-2.57%
-59,888
-0.49%
$340.54
46.07% $497.41
18.58%
GOOGL
ALPHABET INC-CL A
-8.69%
-384,800
-1.57%
$119.70
47.23% $176.23
16.49%
AMZN
AMAZONCOM INC
-12.93%
-758,170
-2.37%
$130.36
68.30% $219.39
15.99%
2023 Q1 (7 results)
CHTR
CHARTER COMMUNICATIONS INC-A
+19.43%
+65,000
+0.64%
$357.61
14.32% $408.81
3.91%
AMZN
AMAZONCOM INC
+3.91%
+220,581
+0.62%
$103.29
112.40% $219.39
16.59%
V
VISA INC-CLASS A SHARES
-1.55%
-26,000
-0.16%
$225.46
57.48% $355.05
10.18%
TDG
TRANSDIGM GROUP INC
-1.89%
-19,817
-0.54%
$737.05
106.31% $1,520.64
27.92%
MA
MASTERCARD INC - A
-2.16%
-4,940
-0.06%
$363.41
54.63% $561.94
2.93%
GOOGL
ALPHABET INC-CL A
-2.30%
-114,700
-0.42%
$103.73
69.89% $176.23
17.85%
MSFT
MICROSOFT CORP
-8.91%
-228,200
-1.80%
$288.30
72.53% $497.41
18.42%
2022 Q4 (8 results)
AMZN
AMAZONCOM INC
+71.35%
+2,350,336
+6.20%
$84.00
161.18% $219.39
14.90%
MCO
MOODY'S CORP
+3.53%
+7,854
+0.08%
$278.62
80.03% $501.59
2.29%
CHTR
CHARTER COMMUNICATIONS INC-A
-3.17%
-9,791
-0.12%
$339.10
20.56% $408.81
3.56%
V
VISA INC-CLASS A SHARES
-3.46%
-59,981
-0.39%
$207.76
70.89% $355.05
10.93%
TDG
TRANSDIGM GROUP INC
-6.17%
-92,655
-1.83%
$629.65
141.51% $1,520.64
27.90%
GOOGL
ALPHABET INC-CL A
-8.18%
-573,183
-1.59%
$88.23
99.74% $176.23
17.83%
MA
MASTERCARD INC - A
-8.27%
-27,153
-0.30%
$347.73
61.60% $561.94
3.29%
MSFT
MICROSOFT CORP
-9.17%
-258,380
-1.95%
$239.82
107.41% $497.41
19.30%
2022 Q3 (8 results)
MCO
MOODY'S CORP
+104.86%
+127,358
+1.03%
$243.11
106.32% $501.59
2.01%
MA
MASTERCARD INC - A
+32.08%
+79,714
+0.74%
$284.34
97.63% $561.94
3.05%
V
VISA INC-CLASS A SHARES
+10.57%
+165,703
+0.96%
$177.65
99.86% $355.05
10.09%
AMZN
AMAZONCOM INC
+7.49%
+229,614
+0.85%
$113.00
94.15% $219.39
12.19%
GOOGL
ALPHABET INC-CL A
+3.56%
+241,000
+0.75%
$95.65
84.24% $176.23
21.93%
MSFT
MICROSOFT CORP
+3.17%
+86,500
+0.66%
$232.90
113.57% $497.41
21.49%
TDG
TRANSDIGM GROUP INC
+3.00%
+43,700
+0.75%
$524.82
189.74% $1,520.64
25.81%
CHTR
CHARTER COMMUNICATIONS INC-A
-40.71%
-237,146
-2.36%
$303.35
34.76% $408.81
3.43%
2022 Q2 (8 results)
AMZN
AMAZONCOM INC
+20.41%
+519,500
+1.70%
$106.21
106.56% $219.39
10.04%
V
VISA INC-CLASS A SHARES
+4.83%
+72,300
+0.44%
$196.89
80.33% $355.05
9.53%
MSFT
MICROSOFT CORP
+3.67%
+96,700
+0.77%
$256.83
93.67% $497.41
21.65%
TDG
TRANSDIGM GROUP INC
+2.63%
+37,400
+0.62%
$536.67
183.35% $1,520.64
24.16%
GOOGL
ALPHABET INC-CL A
+0.90%
+60,400
+0.20%
$108.96
61.73% $176.23
22.74%
MA
MASTERCARD INC - A
-1.11%
-2,800
-0.03%
$315.48
78.12% $561.94
2.42%
CHTR
CHARTER COMMUNICATIONS INC-A
-9.05%
-51,617
-0.84%
$468.53
12.75% $408.81
8.42%
META
META PLATFORMS INC-CLASS A
-100.00%
-108,039
-0.74%
$222.36
231.93% $738.09
0.00%
2022 Q1 (6 results)
AMZN
AMAZONCOM INC
buy
+2,544,920
+10.58%
$163.00
34.60% $219.39
10.58%
MSFT
MICROSOFT CORP
+53.20%
+915,133
+7.19%
$308.31
61.33% $497.41
20.72%
GOOGL
ALPHABET INC-CL A
+16.21%
+794,478
+3.31%
$139.07
26.72% $176.23
23.76%
TDG
TRANSDIGM GROUP INC
+5.20%
+70,225
+1.17%
$651.54
133.39% $1,520.64
23.61%
CHTR
CHARTER COMMUNICATIONS INC-A
-52.53%
-708,929
-9.86%
$545.52
25.06% $408.81
8.91%
META
META PLATFORMS INC-CLASS A
-79.58%
-421,150
-2.39%
$222.36
231.93% $738.09
0.00%
50 of 232

Shares, change to shares, sold shares - 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.

Value or Price - If the security is completely sold out, we show the reported value (or price) prior to the actual period.